<!--车辆管理页-->
<template>
  <div style="height: 6vh;background-color:#fff;padding:10px 20px;">
    <span style="line-height:60px;font-size:20px;">车辆管理</span>
    <el-button @click="dialogVisible=true" type="primary" style="float:right;margin-top:13px;">新建车辆</el-button>
  </div>
  <!-- 新增车辆弹窗 -->
  <el-dialog :title="dialogTitle" v-model="dialogVisible" :before-close="handleClose"
             style="width:1000px;padding:40px;">
    <el-form label-width="80px" label-position="top">
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="车辆品牌">
            <el-input placeholder="请输入内容" v-model="saveVehicleForm.brand"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="车辆牌号">
            <el-input placeholder="请输入内容" v-model="saveVehicleForm.license"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="车辆型号">
            <el-input placeholder="请输入内容" v-model="saveVehicleForm.model"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="车辆识别码">
            <el-input placeholder="请输入内容" v-model="saveVehicleForm.code"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="车辆排量">
            <el-select placeholder="请选择" v-model="saveVehicleForm.displacement">
              <el-option label="1.6" value="1"></el-option>
              <el-option label="2.5" value="2"></el-option>
              <el-option label="4" value="3"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="车辆类型">
            <el-select placeholder="请选择" v-model="saveVehicleForm.type">
              <el-option v-for="item in vehicleTypeOptions " :label="item.label" :value="item.value"/>
              <!--              <el-option label="轿车" value="10"></el-option>-->
              <!--              <el-option label="货车" value="20"></el-option>-->
              <!--              <el-option label="客车" value="30"></el-option>-->
              <!--              <el-option label="挂车" value="40"></el-option>-->
            </el-select>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="车身颜色">
            <el-select placeholder="请选择" v-model="saveVehicleForm.color">
              <el-option v-for="item in vehicleColorOptions " :label="item.label" :value="item.value"/>
              <!--              <el-option label="黑" value="10"></el-option>-->
              <!--              <el-option label="白" value="20"></el-option>-->
              <!--              <el-option label="蓝" value="30"></el-option>-->
              <!--              <el-option label="灰" value="40"></el-option>-->
              <!--              <el-option label="银" value="50"></el-option>-->
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="里程数">
            <el-input placeholder="请输入内容" v-model="saveVehicleForm.kilometers"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="购买时间">
            <el-date-picker type="date" format="YYYY-MM-DD" value-format="YYYY-MM-DD"
                            v-model="saveVehicleForm.buyTime"/>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="上牌时间">
            <el-date-picker type="date" format="YYYY-MM-DD" value-format="YYYY-MM-DD"
                            v-model="saveVehicleForm.regTime"/>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="购买价格">
            <el-input placeholder="请输入内容" v-model="saveVehicleForm.buyMoney"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="电池类型">
            <el-select placeholder="请选择" v-model="saveVehicleForm.batteryType">
              <el-option v-for="item in batteryTypeOptions " :label="item.label" :value="item.value"/>
              <!--              <el-option label="铅酸蓄电池" value="10"></el-option>-->
              <!--              <el-option label="镍氢电池" value="20"></el-option>-->
              <!--              <el-option label="钠硫电池" value="30"></el-option>-->
              <!--              <el-option label="二次锂电池" value="40"></el-option>-->
              <!--              <el-option label="空气电池" value="50"></el-option>-->
              <!--              <el-option label="三元锂电池" value="60"></el-option>-->
              <!--              <el-option label="碱性燃料电池" value="70"></el-option>-->
            </el-select>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
    <template #footer>
      <el-button @click="handleClose">取消</el-button>
      <el-button type="primary" @click="saveVehicle">确定</el-button>
    </template>
  </el-dialog>
  <!-- 车辆搜索卡片 -->
  <el-card style="margin:20px;height: 70px;">
    <el-form :inline="true">
      <el-form-item label="车辆品牌">
        <el-input placeholder="请输入内容" style="width:220px;"
                  v-model="searchVehicleForm.brand" @keydown.enter="loadVehicle"></el-input>
      </el-form-item>
      <el-form-item label="车牌号" style="width:290px;">
        <el-input placeholder="请输入内容" style="width:220px;"
                  v-model="searchVehicleForm.license" @keydown.enter="loadVehicle"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button @click="resetSearch">重置</el-button>
        <el-button type="primary" @click="loadVehicle">查询</el-button>
      </el-form-item>
    </el-form>
  </el-card>
  <!-- 车辆列表 -->
  <el-card style="margin:20px;">
    <el-table :data="vehicleArr">
      <el-table-column type="index" label="编号" width="80" align="center"/>
      <el-table-column prop="brand" label="车辆品牌" align="center"/>
      <el-table-column prop="license" label="车牌号" align="center"/>
      <el-table-column prop="code" label="车辆识别码" align="center"/>
      <el-table-column prop="type" label="车辆类型" align="center"
                       :formatter="vehicleTypeFormatter"/>
      <el-table-column prop="buyMoney" label="购买价格" align="center"/>
      <el-table-column prop="buyTime" label="购买时间" align="center"/>
      <el-table-column prop="regTime" label="上牌时间" align="center"/>
      <el-table-column prop="batteryType" label="电池类型" align="center"
                       :formatter="batteryTypeFormatter"/>
      <el-table-column prop="status" label="车辆状态" align="center"
                       :formatter="vehicleStatusFormatter"/>
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button link type="primary" size="small" @click="editVehicle(scope.row.id)">编辑</el-button>
          <el-button link type="primary" size="small" @click="deleteVehicle(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-card>
</template>
<script setup>
import {onMounted, ref} from "vue";
import qs from "qs";
import axios from "axios";
import {ElMessage} from "element-plus";

//控制新增车辆弹窗是否显示
const dialogVisible = ref(false);
//定义变量控制dialog的标题
const dialogTitle = ref('新增车辆');
//定义数组保存车辆列表信息
const vehicleArr = ref([]);
//定义对象保存查询条件 品牌 车牌号
const searchVehicleForm = ref({brand:'',license:''});
//加载车辆数据
const loadVehicle = ()=>{
  let data = qs.stringify(searchVehicleForm.value);
  axios.get(BASE_URL+'/v1/vehicle/select?'+data).then((response)=>{
    if (response.data.code==2000){
      vehicleArr.value = response.data.data;
    }else{
      ElMessage.error(response.data.msg);
    }
  })
}
//第1步:修改上方的绑定,删除写死的选项值
//第2步：定义三个响应式变量用来保存对应的字典项集合数据DictOptionVOList
const vehicleColorOptions= ref();
const vehicleTypeOptions = ref();
const batteryTypeOptions=ref();

onMounted(()=>{
  loadVehicle();//一进入页面就需要加载车辆列表
  //加载车辆类型字典
  loadDictOptions(vehicleTypeOptions,'vehicle_type');
  //加载电池类型字典
  loadDictOptions(batteryTypeOptions,'battery_type');
  //加载车辆颜色字典
  loadDictOptions(vehicleColorOptions,'vehicle_color');
})
//重置车辆搜索信息
const resetSearch = ()=>{
  //清空已填的搜索数据,并且重新加载所有车辆信息
  searchVehicleForm.value = {};
  loadVehicle();
}
//第3步:修改类型转换函数
//车辆类型显示转换
const vehicleTypeFormatter = (row,column,cellValue,index)=>{
  // if (cellValue==10){
  //   cellValue = '轿车';
  // }else if (cellValue==20){
  //   cellValue = '货车';
  // }else if (cellValue==30){
  //   cellValue = '客车';
  // }else if (cellValue==40){
  //   cellValue = '挂车';
  // }
  //如果找不到匹配项，则返回原始的车辆类型代码,比如返回10 20
  //这段代码检查vehicleTypeOptions.value是否存在
  //如果不存在（未定义、null或空数组），则直接返回cellValue，避免在没有数据的情况下进行不必要的循环和转换。
  if(!vehicleTypeOptions.value){
    return cellValue;
  }
  for(let item of vehicleTypeOptions.value){
    if(item.value==cellValue){
      cellValue = item.label;
    }
  }
  return cellValue;
}
//电池类型显示转换
const batteryTypeFormatter = (row,column,cellValue,index)=>{
  // if (cellValue==10){
  //   cellValue = '铅酸蓄电池';
  // }else if (cellValue==20){
  //   cellValue = '镍氢电池';
  // }else if (cellValue==30){
  //   cellValue = '钠硫电池';
  // }else if (cellValue==40){
  //   cellValue = '二次锂电池';
  // }else if (cellValue==50){
  //   cellValue = '空气电池';
  // }else if (cellValue==60){
  //   cellValue = '三元锂电池';
  // }else if (cellValue==70){
  //   cellValue = '碱性燃料电池';
  // }
  if(!batteryTypeOptions.value){
    return cellValue;
  }
  for(let item of batteryTypeOptions.value){
    if(item.value==cellValue){
      cellValue = item.label;
    }
  }
  return cellValue;
}

//车辆状态显示转换
const vehicleStatusFormatter = (row,column,cellValue,index)=>{
  if (cellValue==1){
    cellValue = '空闲';
  }else if (cellValue==2){
    cellValue = '占用';
  }
  return cellValue;
}
//准备对象用来收集新增/修改车辆的表单信息
const saveVehicleForm = ref({
  brand:'',
  license:'',
  model:'',
  code:'',
  displacement:'',
  type:'',
  color:'',
  kilometers:'',
  buyTime:'',
  regTime:'',
  buyMoney:'',
  batteryType:''
});
//定义保存车辆的方法
const saveVehicle = ()=>{
  let data = qs.stringify(saveVehicleForm.value);
  //console.log(data);
  axios.post(BASE_URL+'/v1/vehicle/save',data).then((response)=>{
    if (response.data.code == 2000){
      ElMessage.success('保存成功!');
      dialogVisible.value=false;
      saveVehicleForm.value={};
      loadVehicle();
    }else{
      ElMessage.error('车牌号或车辆识别码不允许重复!');
    }
  })
}
//实现关闭功能
const handleClose = ()=>{
  if (confirm('确认关闭本窗口?')){
    dialogVisible.value=false;
    saveVehicleForm.value={};
  }
}
//删除车辆
const deleteVehicle = (id)=>{
  if (confirm('您确认要删除此车辆吗?')){
    axios.post(BASE_URL+'/v1/vehicle/delete/'+id).then((response)=>{
      if (response.data.code ==2000){
        ElMessage.success('删除成功!');
        loadVehicle();
      }else{
        ElMessage.error(response.data.msg);
      }
    })
  }
}
//编辑车辆
const editVehicle = (id)=>{
  dialogVisible.value=true;//显示弹窗
  dialogTitle.value='修改车辆信息';//修改弹窗标题
  //请求当前要编辑的车辆信息
  axios.get(BASE_URL+'/v1/vehicle/select?id='+id).then((response)=>{
    if (response.data.code ==2000){
      //将请求到的车辆数据回显在弹窗表单中
      saveVehicleForm.value = response.data.data[0];
    }else{
      ElMessage.error(response.data.msg);
    }
  })
}
</script>